Grandstream WP810

2 lines, and 2 SIP accounts.
Dual-band WiFi with efficient antenna design and advanced roaming support.
HD voice & dual MIC design with AEC and Noise Shield Technology.
Rechargeable 1500mAh battery, 6 hour talk time, 120-hour standby.
Configurable button for push-to-talk.
Micro USB port and 3.5mm headset jack.