Rowkin Truly Wireless Bluetooth Earbuds

Specifications

 

Size & Weight

Dimensions:
Earbud: 0.55" (D) x 0.82" (L) (14x21mm)
Portable Charge Case: 0.63" (D) x 2.2" (L) (16x56mm)
Weight:
Earbud: 0.18oz (5.2g)
Portable Charging Case: 0.4oz (11.2g)

Audio

Frequency Response: 20Hz-20kHz
Bluetooth Version: 4.1
Bluetooth Profiles:
HFP, HSP, AVRCP, A2DP, and SPP
Audio Enhancements:
Noise Reduction and Echo Cancellation

Usage

Standby Time (Power On): about 27 hours
Standby Time (Power Off): about 120 days
Music Time: up to 2 hours
Talk Time: up to 3 hours

Battery

Battery Type:
Rechargeable Lithium-ion Polymer Battery
Battery Input:
Earbud: 5V / 35mA
Portable Charging Case: 5V / 110mA
Battery Output (Portable Charge Case): 5V / 300mA
Battery Capacity:
Earbud: 55mAh
Portable Charging Case: 140mAh