Base station
Base station colour	Black
Battery
Input voltage (earpieces)	5 V
Input current (earpieces)	1.2 A
Continuous audio playback time	54 h
Talk time	8 h
Charging source	USB
Standby time	54 h
Battery operated
Headphones
Ear coupling	Intraaural
Intraaural headphones type	In-ear monitors
Headphone frequency	20 - 140000 Hz
Impedance	32 Ω
Headphone sensitivity	116 dB
Driver unit	1.36 cm
Microphone
Microphone type	Boom
Microphone frequency	100 - 10000 Hz
Microphone sensitivity	-38 dB
Number of microphones	2
Microphone mute
Packaging content
Charging stand
Packaging data
Package width	201 mm
Package depth	181 mm
Package height	112 mm
Package weight	234 g
Performance
Product type	Headset
Wearing style	Ear-hook, Head-band, Neck-band
Recommended usage	Office/Call center
Headset type	Monaural
Product colour	Black
Operating keys	Answer/end call, Mute, Reject call, Volume +, Volume -
Control unit type	On-ear control unit
Control type	Touch
Ports & interfaces
Connectivity technology	Wireless
Wireless range	120 m
USB connectivity
Supplier features
Charging time	65 min
Weight & dimensions
Weight	19 g

WH63 UC only headset without base + WDD60 Unified Communications Standard DECT Wireless Headset DECT Headset: WHM631UC - Convertible Multiple Wearing Style Headset - Busylight on headset - Yealink Acoustic Shield Technology DECT Dongle: WDD60Charging CableCarry Bag