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SOFTALK 101M SOFTALK SHOULDER REST BLACKType: CableFeatures: Telephone shoulder rest is infused with Microban antimicrobial protection to inhibit the growth of odor-causing bacteria. Design allows hands-free conversations and a comfortable fit to help prevent neck and shoulder fatigue. Shoulder rest helps prevent neck and shoulder fatigue. Shoulder rest is compatible with most phones and fits curved handsets.Model #: 00101M
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ENGENIUS DURAF-PRO-HC DURAFON PRO HANDSET/CHARGERType: HandsetSpecifications: Frequency: 902-928 MHz
RF Power: Peak - 708 mW, Average - 76 mW
Channel Spacing: 200 kHz
Number of Channels: 128
Modulation: MSK
Multiple Access: Frequency Hopping TDMA
Frequency Hopping Rate: 100 per second
TDMA Frame Length: 10 ms
Number of Slots/Frame: 8
Number of Users/Carrer: 4
Receiver Sensitivity: <-108 dBm (@BER 0.01)
Antenna Connector: Non-Standard
Antenna Gain: 2 dBi (Long) ; 0.5 dBi (Short)
Speech Coding: 8 kbps G.729A
Transmission Data Rate: 170.678 kbps
User Data Rate: 128 kbps duplex
Duplex: Time Division Duplex (TDD)
Voice Quality: TIA/EIA-470B
No. of System ID: 65,536
Auto-Attendant Coding: 8 kbps G.729
Battery Capacity: 3.7v, 1700mAh Li-ion Battery
Charger Current: 500 mA
Charge Time: 4 hours (from empty)Model #: DURAFONPROHC
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200mAh 504374, AHB401835T, BATT-03 Battery Replacement for Sennheiser DW Office, DW Office ML, DW Pro1, DW Pro2, MB Pro 1, MB Pro 2, OfficeRunner, SD Office, SD Office ML, SD Pro1, SD Pro2 HeadsetsPart Number: Replacement for the Following Battery Model/Part Numbers: BATT-03, 504374.Type: BatteryParts: 1 Year Replacement Warranty.Model #: 504374