Product description
Bluetooth Chip/Version:JL7025F V5.4 Bluetooth Operating Frequency:2402MHz~2480MHz Bluetooth Effective Distance:10-15m Best Distance:10m Horn Size(Driver Unit):Φ40mm Impedance:32Ω±10% Frequency Response(Horn): C: 110 DB, 3dB Frequency response:20Hz~20kHz Built-in battery (headphone battery): lithium battery 3.7V/300mAh Music time: approx. 21 hours (80% volume) Talk time: about 20 hours (80% volume) Charging time: about 2 hours Charging input standard: TYPE-C, DC5V, 500mA Support Bluetooth protocols: HFP, A2DP, AVRCP
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