Supports Aptx
Great for Solis/S8/KXXS/Starfield/KPE Earbuds

Features:
100h Standby time, 7-8h Play time
Bluetooth version: 5.0
Transmission protocol: aptx, AAC, SBC
0.78 universal interface, high compatibility

Parameter details:
CMIIT ID: 2019DP8946
Transmission protocol: aptx, AAC, SBC
Device Name: Bluetooth Device
Charging time: 1.5h
Equipment model: littleblack
Standby time: 100h
Main function: data transmission
Play time: 7-8h
Modulation method: GFSK π/4-DQPSK-8PSK
Bluetooth version: 5.0
Frequency range: 2400-2483.5MHz
Frequency tolerance: ≤20ppm
Occupied bandwidth: ≤ 2MHz
Transmit power: ≤20dBm (EIRP)
Spurious emission limit: ≤ -30dbm