Hoco W51 Comfortable Stereo Wireless Headphones

Features:
• Bluetooth V5.3
• 46 Hours Playtime
• 40mm Dynamic Driver
• BT, TF Card & AUX Modes

Specification:
Brand: Hoco
Model: W51
BT Version: V5.3
Chip: AC7006F4
Supported Protocols: A2DP, AVRCP, HSP, HFP
Transmission Distance: 10m
Transmission Frequency: 2.4GHz
Speaker Unit: 40mm
Impedance: 32Ω ± 15%
Frequency Response: 20-20000Hz
Sensitivity: 98dB ± 3dB
Battery Capacity: 400mAh
Charging Input: DC5V, Type-C
Charging Time: 2 hours
Talk / Music Time: 46 hours (80% volume)
Standby Time: 180 hours
Size: 208 × 195 × 77mm
Weight: 262g.