 | CS70N: |
 | Features: |
 | Top-performing Noise-Canceling microphone |
 | Discreet, stylized design |
 | Lightweight and comfortable all day |
 | Optimized for performance with IP desk phones |
 | Recommended for all environments, even those with loud noise levels |
 | Included lifter automatically lifts handset and returns it to the cradle |
 | Enables remote or one touch call answer/end with your Plantronics headset |
 | Radio Frequency Technology: 1.9GHz DECT |
 | Wearing Style: Behind ear |
 | Recommended Environment: All environments, even those with average-to-loud ambient noise |
 | Digital Encryption: 64-bit |
 | Roaming Range: Upto 300 ft |
 | Headset Controls: Volume, mute, call answer/end |
 | Microphone Style: Noise-Canceling |
 | Remote Ring Notification: Yes |
 | Single Button Call Control: Yes |
 | Integrated Base/Charging Cradle: Yes |
 | Battery Recharge Time: 1.5 hours for 80% charge, 3 hours for 100% charge |
 | Headset Weight: 0.75 oz |
 | 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 |