Spracht(15)

poly(9)

Logitech(5)

Verbatim(2)

Midland(1)

Vtech(1)

1 Year(3)

Manufacturer's limited one-year warranty.(14)

Manufacturer's limited two-year warranty.(4)

Manufacturer's limited one-year hardware warranty.(2)

Manufacturer's limited two-year hardware warranty.(1)

Manufacturer's 90-day warranty.(1)

Built for UC Applications and Softphones(1)

Certified for Skype for Business(1)

Built for UC Applications and Softphones—Features active noise canceling and enterprise-grade DECT stereo.(1)

Certified for Skype for Business—Features active noise canceling and enterprise-grade DECT stereo.(1)

ZuM BT Prestige Combo— Includes a USB dongle to use for Softphone calls using Skype or other conferencing app. Can be plugged into any USB charging source using the supplied micro-USB cable.(1)

Office(8)

Mobile; Office; PC(7)

Mobile; PC(2)

Laptop; Mobile; Office; Tablet(2)

PC(1)

Midland BR200, BR200X6BGC(1)

Office; PC(1)

Mac; Mobile; PC; Tablet(1)

Circumaural(2)

H390(1)

ZuM Maestro HS-2060(1)

ZuM(1)

ZuM ZuMRJ9M(1)

ZuM ZuMRJ9B(1)

ZuM BT Prestige Combo(1)

ZuM BT Prestige(1)

ZuM BT(1)

ZuM ZuM350M(1)

ZuM ZuM350B(1)

ZuM3500(1)

HS-WD-USB-2(1)

HS-WD-USB-1(1)

ZuM Maestro USB(1)

ZuM Maestro Bluetooth(1)

H340(1)

Savi W8220M(1)

Savi W8220(1)

Savi W8210M(1)

Savi W8210(1)

EncorePro(1)

EncorePro 540(1)

EncorePro 520(1)

EncorePro 510(1)

CS540(1)

BIZTALK BA2(1)

H111(1)

H151(1)

H540(1)

IS6200(1)

Mini-phone (3.5mm)(1)

USB Type A(1)

Wired(2)

Wireless(1)

Over-the-head(3)

Stereo(2)

Mono(1)

Boom(3)

Flexible Boom; SoundGuard Technology; Wideband Audio(3)

Adjustable Headband; Rotating Mic; Stereo Sound(2)

Active Noise Canceling (ANC); Enterprise Grade DECT Stereo(2)

40 mm Speakers; Built-In Circuit Breaker; Rotating Boom(2)

Digital Stereo Sound(2)

LED Indicator On/Off; Multi Function Button(2)

Inline Controls; Rotating Microphone(1)

On-Cord Controls(1)

DSP Technology; Volume and Mute Controls; Wideband Audio(1)

Echo Cancellation(1)

40 mm Speakers(1)

Inline Controller; Mic Mute and Speaker Mute; Volume Up/Down(1)

Requires poly Audio Processor (sold separately).(4)

Requires Vtech or AT&T Phone System (sold separately).(1)

20 kHz(2)

20 Hz(2)

32 Ohm(2)

1.57"(2)

32.8 ft(1)

981000014(1)

HS2060(1)

70723(1)

70722(1)

ZUMWDUSB2(1)

ZUMRJ9M(1)

ZUMRJ9B(1)

ZUMBTP410(1)

ZUMBTP400(1)

ZUMBT(1)

ZUM350M(1)

ZUM350B(1)

ZUM3500(1)

HSWDUSB2(1)

HSWDUSB1(1)

HS3010(1)

HS-2051(1)

981000507(1)

HS2050(1)

W8220M(1)

W8220(1)

W8210M(1)

W8210(1)

HW710(1)

HW540(1)

HW520(1)

HW510(1)

CS540(1)

BA2(1)

981000612(1)

981000587(1)

981000510(1)

IS6200(1)

CN(20)

MX(9)

China(2)

TW(1)

Black(27)

Black/Silver(3)

5.25 ft(1)

6.56 ft(1)

Allow several additional days for delivery(2)

Ear Cushion(25)

Binaural(2)

Earloop(1)

Ear Cushion; Earhook(1)

Adjustable Earloop; Ear Cushion(1)

Soft Cushion(1)

Monaural(1)

Earbuds(1)

Noise Canceling(28)

Push-To-Talk(1)

Noise Canceling; Uni-Directional(1)

Over The Head(26)

Convertible(3)

Over The Ear(1)

Leatherette(20)

Foam(6)

Plastic(1)

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Rubber(1)

USB(6)

3.5 mm(4)

Bluetooth; DECT(4)

Quick Disconnect (QD)(3)

Bluetooth(3)

Wireless(2)

Bluetooth; USB(2)

RJ9(2)

2-Pin Headphone Jack(1)

USB; Wireless(1)

3.5 mm; USB(1)

Binaural(15)

Monaural(15)

Bluetooth(6)

Bluetooth 4.2; DECT 6.0(4)

DECT 6.0(2)

DECT(1)

33 ft(5)

590 ft(4)

300 ft(1)

350 ft(1)

500 ft(1)

Unlimited(4)

13 h(4)

10 h(3)

21 h(2)

17 h(1)

4 h(1)