Model		CP960-WirelessMic	CP960	CP920	PSTN CP920	CP860
Compare
Download		Datasheet		Datasheet		Datasheet
General	Operating System	Android 5.1.1		Linux		Linux
	DDR2 Memory	1GB		512MB		64MB
	Flash Memory	8GB		128MB		128MB
	Built-in PoE	IEEE 802.3af		IEEE 802.3af		IEEE 802.3af
	Built-in Bluetooth	Bluetooth 4.0		Bluetooth 4.0		x
	Built-in Wi-Fi	802.11a/b/g/n/ac		802.11b/g/n		x
User Interface	LCD	5″ capacitive touch screen		3.1″ graphical LCD		2.7″ graphical LCD
	Resolution	720 x 1280		248 x 120		192 x 64
	LCD Backlight	√		√		√
Voice	HD Voice	√		√		√
	Wide-band Codecs	G.722， G722.1C，Opus		G.722， G722.1C，Opus		G.722
	Narrow-band Codecs	G.711u/a, G726, G729, G723, iLBC		G.711u/a, G726, G729, G723, iLBC		G.711 (A/µ), G.729AB, Ilbc
	Microphone Pickup	20ft		20ft		10ft
	Built-in 3-microphone Array	3		3		3
Interface	USB Port (2.0 compliant)	2		1		1
	USB 2.0 Micro-B Device Port	1		0		0
	Ethernet Port	10/100Mbps		10/100Mbps		10/100Mbps
	Wired MIC Port (RJ-9)	2		0		2
	Wireless MIC	2	0	0	0	0
	3.5 mm Jack	1		x		1
	Security Slot	√		√		√
Features	Yealink Noise Proof Technology	√		√		√
	Noise Suppression	√		√		√
	USB Recording	√		√		√
	Five-way Conference	√		√		√
	Creat meeting directly	√		x		x
	Active speaker	√		x		x
	Hybrid UC Meeting	√		√		x
	PSTN (via CPN10)	x	x	x	√	√