Specifications

• Mfr Part Number: CS351N/HL10/70530-06
• CS351N:
  • Features:
    • Noise-Canceling microphone
    • Monaural style
    • Ensure call privacy with 64-bit digital encryption
    • Extended hands-free talk time upto 10 full hours
    • Roam upto 300 feet from your desk phone
    • Over-the-head, comfortable design for all-day use
    • Premium audio ensures quality customer communications
  • Talk Time: Upto 10 hours
  • Standby Time: Upto 50 hours
  • Range: Upto 300 feet
  • Operating Frequency: DECT 6.0 (1.9GHz)
  • Security/Privacy: 64-bit digital encryption
  • Headset Microphone: Voice Tube or Noise-Canceling
  • Headset Controls: Volume, mute, call answer/end
  • Battery Recharge Time: 1 hour for 5 hours talk time, 3 hours for 100% charge
  • Compatibility: All major corded desk phones
  • Wearing Style: Over-the-head
  • Options: Monaural / Binaural
  • User Density: Unlimited (subject to range degradation and environmental conditions)
  • Weight: 2.5 oz (Monaural Voice Tube model)
• HL10:
  • Features:
    • Automatically lifts handset and returns it to the cradle
    • Enables remote or one touch call answer/end with your Plantronics headset
    • Works with all Plantronics wireless office headset systems
    • Also works with Plantronics S20 and A20 corded telephone headset systems
    • No desktop footprint
    • Compatible with most standard desktop phones
    • Fast operation
  • Compatibility: Compatible with most standard desktop phones
  • Power: 325mA supplied by Plantronics Serial Bus
  • Dimensions: 4 x 2.9 x 1.7 inch / 10.2 x 7.3 x 4.3 cm
  • Weight: 3.5 oz / 100 g