Ningbo Joiwo Explosionproof Science & Technology Co., Ltd. WEB: www.joiwo.com EMAIL: [email protected] Product Name: Jail Telephone Product Type: JWAT123 Communication system: Switchboard Defend Grade: IP54 Dimensions: 270 x 130 x 60 Material: Stainless steel 304+aluminum alloy Color: stainless steel qualities + Grey Electronic sample: Application Inside prisons, labor camps, drug rehabilitation and other intercom, communication and other places which need monitoring. Features 1. The phone can be set with auto dialing when off hook. 2. The phone can form an independent telephone communication system with program-controlled switches and couplers. 3. The phone can be connected directly to the telecommunications network. 4. After the composition of the call system, each phone is an independent station. The malfunction of any phone doesn’t affect the whole system work. 5. After the composition of the call system, the product has an automatic gain function, and the voice does not vary with distance or telephone quantity. 6. Telephone circuits within the integrated circuit using internationally accepted double-sided, with hair the exact number, call clarity, job stability, etc. 7. Stainless steel housing, high mechanical strength, strong impact. 8. Key parts of the handset and the hooks are both produced by our own company; Quality control strictly After-sale reaction fast. Technical Parameters Signal voltage DC48V Installation Embedded/Wall mounted 1. The caller take off-hook, automatically dial programmed numbers callee's telephone rings. 2. The callee hears ringing ^ pick up the handset to answer the call, both sides under normal conversation. 3. At the end of the call, hang back the handset. Service and Support Email: [email protected] Tel: 86-574-58223619 Fax:86-574-5822 Add: No. 8 Middle Road Guoxiang Bridge Lanjiang Street Yuyao Zhejiang China

宁波玖沃防爆科技有限公司 Ningbo Joiwo Explosionproof Science & Technology Co., Ltd. WEB: www.joiwo.com EMAIL: [email protected] Under normal use, non-human damage, free one-year warranty; Handset,hook and keyboard are our own production. Selling of accessories is also available; Email: [email protected] Tel: 86-574-58223619 Fax: 86-574-5822 Add: No. 8 Middle Road Guoxiang Bridge Lanjiang Street