Battery
Battery type	Built-in battery
Battery technology	Lithium-Ion (Li-Ion)
Battery capacity	160 mAh
Talk time	10 h
Headphones
Maximum input power	10 mW
Headphone frequency	100 - 20000 Hz
Impedance	32 Ω
Headphone sensitivity	110 dB
Driver unit	1.3 cm
Microphone
Microphone type	Built-in
Microphone frequency	100 - 8000 Hz
Microphone sensitivity	-38 dB
Microphone direction type	Omnidirectional
Packaging content
Carrying case weight	52 g
Charger
Charging stand
Quick start guide
Carrying case
Packaging data
Package width	288 mm
Package depth	110 mm
Package height	65 mm
Package type	Box
Performance
Product type	Headset
Wearing style	In-ear
Recommended usage	Office/Call center
Headset type	Monaural
Product colour	Black
Country of origin	China
Ports & interfaces
Connectivity technology	Wireless
Bluetooth profiles	A2DP, AVRCP, HFP
Bluetooth version	5.2
Wireless range	30 m
Bluetooth
Supplier features
Charging time	90 min
System requirements
Mobile operating systems supported	Android, iOS
Windows operating systems supported
Mac operating systems supported
Weight & dimensions
Weight	18 g

Yealink Mono Bluetooth Headset System for hybrid working and on the go The BH71 Mono Bluetooth Wireless Business Headset System offers high-definition audio quality, whether in the car, on the train or in the office, whether connected to your smartphone, desk phone or PC. You'll always be heard clearly thanks to the 4-microphone beamforming noise cancellation technology. The BH71 also features an adjustable ear hook for comfortable wear that you can easily pull out to fit your ear. Whether you're on the go or in the office, the BH71 guarantees 10 hours of talk time to keep you safe all day long. With the portable charging case on the BH71 Pro and BH71 Workstation Pro, you can also get an additional 20 hours of battery life, enough for even a full week. The BH71 Workstation and BH71 Workstation Pro models feature a station that can be connected to your desk phone, PC and smartphone simultaneously, giving you a complete UC communications experience. The station also features a 3-inch touch screen, a speakerphone, 3 USB 3.0 ports and a Qi wireless charger for your smartphone, making your office look stylish and beautiful.
4-Mic Beamforming Noise Canceling Technology
No matter where you are, whether in traffic or working in the office, the BH71 ensures crystal clear communication with 4-Mic Beamforming noise cancellation technology.
All-day comfort
You can easily adjust the ear hook to optimally fit your ear. Simply pull out the hanger and put it on, and you can wear it comfortably all day long. The entire headset weighs only 18 grams, keeping your ear happy all day long.
Strong battery life for all-day use
The BH71 offers 10 hours of talk time, which is enough for all-day use. BH71 Pro and BH71 Workstation Pro also feature a portable charging case that gives the headset an additional 20 hours of talk time. When you are not using the headset, simply place it in the case to charge. The charging case can be used for a week and helps you fight on the go until the last minute without power shortages. (Model BH71 offers a carrying case without integrated battery)
All-in-one workstation
BH71 Workstation and BH71 Workstation Pro have an all-in-one station. It can be connected to the desk phone, PC and smartphone at the same time, providing you with an integrated communication experience. The station also features a 3-inch touchscreen that has no learning costs. It also has an integrated hands-free system that enables multiple communication modes. The station features 3 USB 3.0 ports and a Qi wireless charger for your smartphone, helping you avoid unnecessary cables and keep your desk clean.
The package includes:

• BH71/BH71 Pro
• BHM711 Headset
• Eartips
• Type-C 2.0 Cable
• Quick Start Guide
• BHC71 Carrying case (Only for BH71)
• BT51A Dongle (Only for BH71 Pro)
• BHC71P Charging case (Only for BH71 Pro)
• BH71 Workstation/BH71 Workstation Pro
• BHM711 Headset
• Eartips
• Power Adapter
• Micro USB 2.0 Cable
• Type-C 3.0 Cable
• BHB710 Station
• Quick Start Guide
• BT51A Dongle (Only for BH71 Workstation Pro)
• BHC71P Charging Case (Only for BH71 Workstation Pro)