CC2420是Chipcon公司推出的首款符合2.4GHz IEEE 802.15.4标准的射频收发器（RF transiver）。它只需要极少外部元件，其选择性和敏感性指标超过了IEEE 802.15.4的要求，可确保短距离通信的有效性和可靠性。并且支持最高达250kpps的数据传输速率，可实现多点对多点的快速组网。-Chipcon CC2420 is the company's first with 2.4GHz IEEE 802 .15.4 standard RF transcei

The Broadcom BCM20730 is a Bluetooth 3.0 single-chip HID (human interface device) solution that enables advanced wireless connectivity for PC peripherals and 3D glasses at more competitive price points and longer battery life than competing solutions