Be heard clearly With the Poly Savi 8400 Office series headset system, you can stay focused on your tasks while enjoying crystal-clear conversations thanks to a noise-canceling microphone with close conversation limiting. Untether from your desk Enjoy the convenience of hands-free calling and a longer roaming range with the Poly Savi 8400 office series. With up to 13 hours of talk time and the ability to roam up to 590 ft / 180 m means you can keep the calls going, even away from the desk 1. Multi-device connectivity Designed for the modern office with 3-way connectivity, the Poly Savi 8400 office series is the perfect solution for business calls allowing you to stay connected in the office. You can even conference four headsets together with the base for increased productivity. 3-way connectivity Manage all your calls with a compatible single base that offers 3-way connectivity – computer, desk phone and mobile. Crystal-clear calls Reduce background sounds with noise-canceling microphone and close conversation limiting. Take it further Everyone can move, multitask, and get more done with up to 13 hours of talk time on a single charge. Convenient voice prompts notify of mute status, wireless range limit and more. Privacy is ensured Privacy of your conversation is ensured: DECT™ security-certified headset. Training made easy Make training and collaboration easy with the ability to conference up to 4 headsets onto a single base. Communications platforms An IT manager's dream, this headset was created for communication and is optimized and certified to work with top virtual meeting providers. Color Black Sensitivity (microphone) 112 dB SPL Charge time 3 hours Battery life Up to 13 hours (talk time); Up to 50 hours (standby time) Battery type Rechargeable Li-ion polymer Impedance 32 ohms Bluetooth version 5.2 Supported bluetooth profiles A2DP; HFP; HSP Button user controls Power on/off; Call answer/end; Mute; Volume +/- Base controls Scroll wheel; Back key; USB softphone line button; Bluetooth® line button; Telephone interface line button; Configurable button Sensitivity (speaker) 118 dB SPL Speaker bandwidth 100 Hz to 6.8 kHZ (wideband mode); 20 Hz to 20 kHZ (multimedia mode) Ear cushions Artificial leather (surface material) Security DECT™ security certified Compatible Operating Systems Windows 11; Windows 10; macOS; Android™; iOS Speaker size 32 mm Weight 115 g Package weight 300 g Minimum System Requirements USB Type-A port (PC); USB Type-C® port (PC); Bluetooth® (mobile phone); EHS interface (desk phone) What's in the box Wireless headset; USB Type-A cable; USB Type-C® cable; Office base; AC power adapter; Charging cradle; Telephone interface cable (TIC) Manufacturer Warranty Poly standard two-year limited warranty