Bluetooth 5.4 Audio Transmitter Receiver FM USB 3.5MM AUX RCA Stereo HIFI Music LED Display Wireless Adapter With Mic &RGB Colorful Lights

Specifications: Pairing name: M10 Bluetooth version: Bluetooth V5.4 Support protocol: rx: a2dp avrctx: a2dp Working frequency band: 2.402GHz -2.480GHz Power level: Power level 2 (Class II) Sensitivity: -85dBm<0.1% BER Signal to noise ratio: ≥90dB Distortion: ≤0.1% Interface type: input: 3.5mm AUX+RCA+USB output: 3.5mm AUX+RCA. FM frequency response range: FM 76-108MHz can be adjusted (FM transmission can be performed in both RX and TX modes). Supported formats: MP3/WAV/WMA/APE/FLAC/M4A/ALAC/AMR. Support protocol: SBC/AAC protocol. Operating current: < ＜40mA Built-in battery: 3.7V/400mAh(3.7W) Charging current: about 400mA, and the charging time is about 1 hour. Duration: about 6-8H for RX and 8H for TX. Bluetooth distance: 20M (under barrier-free conditions) Charging mode: Type-C 5V/1000mA(max) Compatible devices: Android, IOS mobile phones and PADs, active speakers, amplifiers and Bluetooth speakers or headphones supporting A2DP protocol.

Packing lists: Bluetooth adapter host x1 Type-C charging line x1 3.5mm audio line x1 RCA line x1