5.3 Bluetooth Receiver NFC Bluetooth Adapter Coaxial Optical Fiber HiFi Bluetooth Transmitter Universal

Product Parameters Bluetooth Version: Bluetooth V5.3 Support protocol: RX (A2DP/AVRC), TX (A2DP) Operating band: 2.402GHz-2.480GHz Sensitivity: -85dBm<0.1%BER Signal-to-noise ratio: ≥90dB Distortion: ≤0.1% Interface Type: ≤0.1% Input: 3.5mm AUX/RCA/Optical/Optical/Coaxial/USB Output: 3.5mm AUX/RCA Optical parameters: Sampling rate 32/44.1/48/96/192KHz, 24bit Supported formats: MP3/WAV/WMA/APE/FLAC/M4A/ALAC/AMR Screen size: 2510mm LED Operating current: <40mA Built-in battery: 3.7V/1000mAh (3.7W) Charging current: Approx. 1000mA Charging time: Approx. 1.5 hours Endurance: RX about 10H, TX about 10-12H Bluetooth distance: 10-20 meters (barrier-free environment) Charging Method: Type-C 5V/1000mA Compatible devices: Android/iOS cell phone/iPad, active speakers, amplifiers, Bluetooth devices supporting A2DP protocol Package Size: 155120*43mm Weight: 215g (including color box) Packing List: Main unit x1, Type-C cable x1, 3.5mm audio cable x1, RCA Lotus cable x1, manual x1 Color: Gentleman Black/Space Silver

Core selling points ◆ Bluetooth 5.3 chip: stable transmission anti-interference, strong compatibility, 20 meters long-distance smooth connection. ◆ Receive/transmit two-in-one: support RX mode (connecting speakers/amplifier) and TX mode (connecting Bluetooth headphones/audio). ◆ One drag two function: can connect two cell phones at the same time, music free switching without delay. ◆ HD digital display screen + RGB phantom color light: LED screen real-time display status, 14-color RGB light effect sound with the rhythm, soft light is not blinding. ◆ Full interface compatibility: support for optical / coaxial / AUX / RCA / USB input and output, gold-plated interface resistant to plugging. ◆ Digital to analog chip: support 192KHz/24bit lossless decoding, HiFi level sound quality output. ◆ NFC one-touch connection: compatible with Android/HarmonyOS cell phones, APP-free fast pairing. ◆ Large-capacity battery: 1000mAh lithium battery, 1.5 hours fast charging, battery life of 10-12 hours, standby 30 days. ◆ U disk live: plug and play, support 64G within MP3/FLAC/APE/WAV and other lossless formats. ◆ Multi-scene adaptation: the old TV into Bluetooth in seconds, computer drive-free connection, car / home audio wireless upgrade.

Practical Scenarios ✓ Old audio Bluetooth upgrade ✓ Late night TV wireless movie watching ✓ Wireless audio transmission from computers ✓ Hands-free car music calls ✓ Home HiFi lossless playback ✓ Conference/live broadcast equipment expansion