4 h1 10 h1 17 h1 21 h2 27 h1 Unlimited2 5 h1

33 ft5 33.3 ft1 350 ft1 500 ft1

5.25 ft Cable1 40 mm Speakers2 Adjustable Headband3 Digital Stereo Sound2 Rotating Mic2 Stereo Sound2 5.74 ft Cable1 Adjustable Boom Microphone1 Boom-Arm Microphone1 Built-In Circuit Breaker1 DSP Technology1 Echo Cancellation1 Inline Controls1 Inline Microphone On/Off1 Inline Volume Controls1 LED Indicator On/Off1 Multi Function Button1 Multiple Position Boom Microphone1 On-Cord Controls1 Plug-n-Play1 Rotatable Microphone1 Rotating Boom1 Rotating Microphone1 Volume and Mute Controls1 Wideband Audio1

Black23 Black/Silver3

2-Pin Headphone Jack2 3.5 mm7 Bluetooth6 RJ92 USB10 Wireless2 3.5 mm TRRS1

Laptop2 Mac®2 Mobile8 Office6 PC11 Tablet3 Desktop1 Motorola® CLS1110, CLS1410, DLR1020, DLR1060, DTR410, DTR550, DTR600, DTR700, RDM2020, RDM2080D, RDU2020, RDU2080d, RDU4100, RDU4160d, RDV2020, RDV2080d, RDV5100, RMM2080, RMU2040, RMU2080, RMU2080D, RMV20801 Motorola® CLS1410, RDV5100, XV21001 Phone1

Bluetooth Compatibility1 Requires Vtech or AT&T Phone System (sold separately).1 USB Port1

Ambient Noise Canceling2 Cardioid Boom-Arm1 Noise Canceling20 Omni-Directional1 Push-To-Talk2 Uni-Directional1 Yes1

Bluetooth6 DECT1 DECT 6.01

707211 707221 H1111 H1511 H3401 H570e2 H3901 H5401 HS-WD-USB-11 IS62001 IVR700021 Xtream™ H51 ZuM1 ZuM35001 ZuM BT Prestige Combo1 ZuM BT™1 ZuM Maestro Bluetooth1 ZuM Maestro HS-20601 ZuM Maestro USB1 ZuM ZuM350B1 ZuM ZuM350M1 ZuM ZuMRJ9B1 ZuM ZuMRJ9M1