UGREEN Car & Home Bluetooth 5.0 Receiver Audio Adapter, Built-In Microphone, Built-In Battery Up To 15 Hours Cm596- 90748

Product Features Specifications Model: CM596 Bluetooth Version: 5.1 Bluetooth Protocol: AVRCP/A2DP/HFP/HSP Input: 3.5mm Audio Charging Port: USB-C Frequency Range: 2400MHz-2483.5MHz Frequency Response: 20Hz-20kHz Output Voltage: >0.7Vrms SNR: >90dB Codecs: SBC/AAC Battery: Lithium Polymer Battery Battery Capacity: 300mAh 3.7V (1.11Wh) Charging Limited Voltage: 5.25V Charging Time: About 2 Hours Runtime: About 15 Hours Transmission Distance: 15m/49ft (No Blocking) Warnings The product contains Li-po battery, please do not dismantle, crush, squeeze, or expose it to fire. Stop using when it is swollen. Do not expose it to extreme temperatures. Stop using when the battery is submerged.