Introducció
The Blitzwolf BlitzMax BM-LE505 is a versatile Bluetooth 5.3 adapter designed to enhance your audio experience. It functions as both a transmitter (TX) and a receiver (RX), allowing you to wirelessly stream audio to and from various devices. Whether you want to connect your wired headphones to an in-flight entertainment system, enable your TV to stream audio to Bluetooth headphones, or add Bluetooth receiving capabilities to your wired speakers, the BM-LE505 provides a high-fidelity, low-latency solution.

Figure 1: BlitzMax BM-LE505 Bluetooth Adapter (Black Version)

Figure 2: BlitzMax BM-LE505 Bluetooth Adapter (White Version)
Producte acabatview
Contingut del paquet
Upon unboxing your BlitzMax BM-LE505, you should find the following items:
- 1 x BlitzMax BM-LE505 Bluetooth Transceiver
- 1 x manual de producte
- 1 x cable de càrrega tipus C
- 1 cable d'àudio de 3.5 mm
- 1 x bossa d'emmagatzematge

Figure 3: What's Included in the Box
Característiques clau
- Xip Bluetooth 5.3 avançat: Ensures stable connection, faster transmission speed, and high-quality audio.
- AptX Low Latency: Supports multiple audio encodings in TX mode, reducing audio delay to less than 40 milliseconds for synchronized sound and image.
- Llarga vida útil de la bateria: Built-in 250mAh battery provides up to 20 hours in RX mode and 12 hours in TX mode on a full 2-hour charge via Type-C.
- Suport de doble emparellament: Connects to two Bluetooth headsets/speakers in TX mode or two Bluetooth devices in RX mode, allowing shared audio experiences.
- Disseny fàcil de viatjar: Compact and lightweight (only 17.5g) for easy portability, fitting into pockets or bags.
- Àmplia compatibilitat: Works with various audio devices including PCs, TVs, smartphones, tablets, wired speakers, and car stereos.
- Stable Transmission Range: Offers a working range of up to 10 meters (33 feet).

Figure 4: Advanced Bluetooth 5.3 Technology

Figura 5: Durada i càrrega de la bateria

Figure 6: Travel-Friendly Design and Dimensions
Especificacions
| Atribut | Valor |
|---|---|
| Marca | BlitzWolf |
| Model | BM-LE505 |
| Connectivitat | Bluetooth |
| Versió Bluetooth | 5.3 |
| Tipus sense fil | Bluetooth |
| Estàndard WIFI | 2.4G |
| Interfície | USB |
| Suport d'alta definició | Cap |
| Contingut | ÀUDIO |
| Capacitat de la bateria | 250 mAh |
| Temps de càrrega | 2 hores (Tipus C) |
| Durada de la bateria del mode RX | Fins a 20 hores |
| Durada de la bateria del mode TX | Fins a 12 hores |
| Rang de transmissió | 10 m / 33 peus |
| Dimensions (L x A x A) | 5.5 cm x 3.5 cm x 1.2 cm (2.2 polzades x 1.4 polzades x 0.5 polzades) |
| Pes | 17.5 g |
| Certificació | CE |
Instruccions de configuració
Transmitter (TX) Mode Setup
Use TX mode to transmit audio from a non-Bluetooth device (e.g., TV, PC, in-flight entertainment) to Bluetooth headphones or speakers.
- Canvia al mode TX: Locate the switch on the side of the BM-LE505 and slide it to the 'TX' position.
- Connecteu-vos a la font d'àudio: Plug one end of the included 3.5mm audio cable into the BM-LE505's audio jack and the other end into the audio output port of your PC, TV, or other audio output device.
- Introduïu l'estat d'emparellament: Click either the 'A' or 'B' pairing button on the device. The corresponding 'A' or 'B' light will flash quickly, indicating it's in pairing mode.
- Connecta el dispositiu Bluetooth: Turn on your Bluetooth headphones or speaker and put them into pairing mode. Select the BM-LE505 from your device's Bluetooth list (it may appear as 'BM-LE505' or similar). Once connected, the 'A' or 'B' light on the BM-LE505 will remain steadily lit.

Figure 7: TX Mode Setup Guide
Receiver (RX) Mode Setup
Use RX mode to receive audio from a Bluetooth-enabled device (e.g., smartphone, tablet, Bluetooth laptop) and output it to a non-Bluetooth audio system (e.g., wired speakers, car stereo).
- Canvia al mode RX: Locate the switch on the side of the BM-LE505 and slide it to the 'RX' position.
- Connecteu-vos al dispositiu de sortida d'àudio: Plug one end of the included 3.5mm audio cable into the BM-LE505's audio jack and the other end into the AUX input of your wired speaker, car stereo, or other audio playback device.
- Introduïu l'estat d'emparellament: Click either the 'A' or 'B' pairing button on the device. The corresponding 'A' or 'B' light will flash quickly, indicating it's in pairing mode.
- Connecta el dispositiu Bluetooth: On your smartphone, tablet, or Bluetooth-enabled laptop, go to Bluetooth settings and search for available devices. Select 'BM-LE505' (or similar) to connect. Once connected, the 'A' or 'B' light on the BM-LE505 will remain steadily lit.

Figure 8: RX Mode Setup Guide
Instruccions de funcionament
Pairing Additional Devices (Dual Pairing)
The BM-LE505 supports dual pairing, allowing you to connect two Bluetooth devices simultaneously.
- En mode TX: After successfully pairing the first Bluetooth headset/speaker, put the second Bluetooth headset/speaker into pairing mode. Then, press the unused 'A' or 'B' button on the BM-LE505 to initiate pairing with the second device. Both devices will then receive audio from the source.
- En mode RX: After successfully pairing the first Bluetooth device (e.g., phone), put the second Bluetooth device (e.g., tablet) into pairing mode. Then, press the unused 'A' or 'B' button on the BM-LE505 to initiate pairing with the second device. You can then switch between the two connected Bluetooth devices to play audio.

Figure 9: Dual Pairing Functionality
Switching Audio Codecs (TX Mode)
In TX mode, the BM-LE505 supports various audio codecs, including SBC, AAC, aptX, Adaptive, aptX HD, and aptX LL (Low Latency). To switch between these codecs:
- Feu doble clic the corresponding 'A' or 'B' key that is currently active to cycle through the available audio CODECs. The indicator light will change to reflect the active codec.

Figure 10: AptX Low Latency and Codec Switching
Manteniment
- Neteja: Feu servir un drap suau i sec per netejar el dispositiu. Eviteu utilitzar productes químics agressius o materials abrasius.
- Emmagatzematge: Guardeu el dispositiu en un lloc fresc i sec, allunyat de la llum solar directa i de temperatures extremes. Feu servir la bossa d'emmagatzematge proporcionada per protegir-lo quan no l'utilitzeu.
- Cura de la bateria: Per allargar la durada de la bateria, eviteu descarregar completament el dispositiu amb freqüència. Carregueu-lo regularment, fins i tot si no l'utilitzeu constantment.
Resolució de problemes
- El dispositiu no s'encén: Ensure the device is charged. Connect it to a power source using the Type-C cable and allow it to charge for at least 30 minutes before attempting to turn it on again.
- No es pot emparellar amb un dispositiu Bluetooth:
- Ensure the BM-LE505 is in the correct TX or RX mode.
- Make sure the BM-LE505 is in pairing mode (flashing A/B light).
- Ensure your target Bluetooth device (headphones, speaker, phone) is also in pairing mode.
- Apropeu els dispositius entre si.
- Clear the Bluetooth pairing history on both the BM-LE505 (if possible, by holding down a pairing button for an extended period) and your target device, then try pairing again.
- Sense so o mala qualitat d'àudio:
- Check all cable connections (3.5mm audio cable) are secure.
- Ensure the volume on both the source device and the receiving device is turned up.
- Verify that the correct audio input/output is selected on your source/receiving device.
- If in TX mode, try switching audio codecs by double-clicking the active A/B button.
- Reduce the distance between the BM-LE505 and the connected Bluetooth device, and ensure there are no major obstructions.
- Short transmission range: Ensure there are no significant physical obstructions (walls, large furniture) between the BM-LE505 and the connected Bluetooth device. Other wireless devices operating on the 2.4GHz band might cause interference.
Consells per a l'usuari
- Pre-charge for travel: Fully charge the device before long trips to maximize its 12-20 hour battery life, especially for in-flight entertainment.
- Keep it close: For the most stable connection and best audio quality, try to keep the adapter within 10 meters (33 feet) of your connected Bluetooth device.
- Experiment with codecs: If you experience audio lag in TX mode, try cycling through the available AptX codecs by double-clicking the A/B button to find the best performance for your setup.
Garantia i Suport
For warranty information or technical support, please refer to the official BlitzWolf weblloc web o contacteu directament amb el venedor. Conserveu el rebut de compra com a comprovant de compra per a qualsevol reclamació de garantia.





