Sony Smartband Swr10 Lifelog Bluetooth Body Tracker Ip58 NFC for Android 4.4

Package Includes: Sony SWR10 (Removable Core Unit) 1 x Large Black SmartBand Strap 1 x Small Black SmartBand Strap 1 x USB Cable Specifications: Processor: ARM Cortex-M0 32 bit process Size (module): 40,7x15,3x7,8 mm Length of wrist band Large: 250 mm Small: 214 mm Weight Module: 6 gram Large wrist band including module: 21 gram Small wrist band including module: 20 gram Keys: 1 (On/Off) Vibrator: Yes LED: Three White LED Memory Flash: 256kB internal embedded flash RAM: 16kB RAM Bluetooth Bluetooth specification: 4.0 low energy Transfer rate: <3Mbps NFC: Yes, for One touchTM pairing USB: Yes, standard μUSB for charging only Battery Type: Lithium Polymer Capacity:35mA Charge time: ≤1hourUsage Time Typical usage: 5days Stand-by time: 5days Environmental data Operating temperature range: -20°C to 60°C Operating humidity range: 5 to 99% RH Storage temperature range:-40°C to 85°C Storage humidity range: 20% to 95% RH Charging temperature range: 10°C to 32°C Water and dust classification: IP58 Requirements on Phone Operating System compatibility: Any Android v4.4 or later. Bluetooth: v 4.0 or later