| Manufacturer | Plantronics |
| Manufacturer Part # | 68400-61 |
| Cost Central Item # | 10951122 |
| Product Description | Plantronics Discovery 640 - Headset ( convertible ) - wireless - Bluetooth |
| Product Type | Headset - wireless - Bluetooth |
| Recommended Use | PDA, cellular phone, notebook |
| Headphones Type | Headphone - monaural |
| Headphones Form Factor | Convertible |
| Connectivity Technology | Wireless - Bluetooth |
| Microphone | Built-in |
| Microphone Operation Mode | Mono |
| Manufacturer Warranty | 1 year warranty |
| Product Type | Headset - Bluetooth |
| Approximate Weight | 0.3 oz |
| Recommended Use | PDA, cellular phone, notebook |
| Additional Features | Mute button, volume control, vibration |
| Type | Built-in |
| Microphone Operation Mode | Mono |
| Power Device | Battery charger |
| Battery | - rechargeable - lithium ion |
| Run Time (Up To) | 15 hour(s) |
| Standby Time | 70 hours |
| Service & Support | 1 year warranty |
| Service & Support Details | Limited warranty - 1 year |