Bluetooth ver. 2.0+edr certification Transmit power up to +18dbm(class1) Low current consumption: Hold, sniff, park, deep sleep mode 3.0v to 3.6v operation Full bluetooth data rate over uart and usb Support up to 7 acl links and 3 sco links Enhanced data rate(edr) compliant For both 2mbps and 3mbps modulation modes Interface: usb, uart&pcm( for voice codec) Spp firmware with at commands Rohs compliant Small outline: 28.2 x 15.0 x 2.8 mm Application:- Access point Domestics and industrial applications Serial adapter Gps, pos, barcode reader.