OTC-E3042SBT Orbita is a reputable hospitality products manufacturer with ISO certified 46,000 square meters garden factory, established to offer the best quality products with professional and effective service to our customers. All of ORBITA products are CE, FCC, RoHS marked and ORBITA is one of the few brands in this industry that passed 800,000 times BHMA standard circling test. Software Downloads Features: - See Orbita MiFare and Bluetooth Software Download Center HERE- Unlock with Bluetooth APP, Mifare card and key (sold separately)- APP Support: Android 4.3/IOS7.0 and above- Mifare Technology, Bluetooth 4.1 standard- 304 Stainless Steel panel and handles- Inside Deadbolt, Inside handle retracts latches and deadbolt- 5 latch ANSI U.S. standard mortise- 4 pc AA Cell, minimum 12 months lifespan.- Low Voltage warning.- Classified Access Authorization- General Master, Building master, Emergency card, House Keeping card...- Lost card suspension.- Common door function like Swimming pool, Gym, fitness center.- Meeting room function 72 - Ares Return 41 - MinervaReturn 92 - MarsReturn 74 - Neptune Straight No Return 30 - Apollo Straight No Return Specifications: Material: 304 Stainless Steel Finish: SilverGoldBlack Lever Style: 72 - Ares Return41 - Minerva Return92- Mars Return74 - Neptune - Straight - No Return 30 - Apollo - Straight No Return Working Voltage: DC6V or 4 AA Alkaline batteries Low Voltage Alarm: <4.8V Door Thickness: 32-70mm (1.26 - 2.76in) Operating System: Fidelio / OPERA Unlocks By: Bluetooth APP, Mifare card, and key App Support: Android 4.3/IOS7.0 and above Keycard: Mifare 1K card, compatible with Mifare Energy Saver Mifare Tech: Bluetooth 4.1 standard Unlocking Record: 1680PCS Access Levels: Classified, General Master, Building master, Emergency card, and House Keeping card Functions: Passage / Meeting Room Cycles: 800,000 Lock Body: 5 latch ANSI U.S. standard mortise Working Environment: -20℃~60℃ Dimensions: L290mm x W60mm x H15mm(11.42in x 2.36in x 0.59in) Ingress Protection: IP54 / Flame Retardant Certifications: CE, FCC, ANSI 156.13 / 156.25 Grade 2 Manufacturer's Warranty: 10 Years Downloads: See Orbita MiFare and Bluetooth Software Download Center HERE Complete Product Guide