Snom M58 DECT Desk Phone

Frequently Asked Questions

First, verify that the Snom M500 Pro base station is powered on and its status LED indicates normal operation. Next, ensure the handset is within unobstructed range and that there are no large metal objects or thick concrete walls causing interference. You can also try re-subscribing the handset to the base, but do not reset the base station itself until you have confirmed that other registered handsets are also affected.
Confirm that the M500 base station has a valid IP address and can reach the internet or your local PBX. On the base station's web interface, check the SIP account settings, ensuring the registrar address, user ID, and password are entered exactly as provided by your VoIP provider. A simple typo in the authentication credentials is the most common cause of registration failure.
This is often related to DECT signal quality rather than the SIP connection. First, try moving closer to the M500 base station to see if the problem stops. Wireless interference from other DECT systems or dense Wi-Fi networks in the 2.4 GHz and 5 GHz bands can also cause drops; try relocating the base station away from other wireless access points.
Programmable keys are configured through the M500 base station's web interface. Log in, navigate to the handset's settings, and assign the key function to 'Speed Dial'. You will be prompted to enter the number and an optional label. The change will apply after saving and re-syncing the handset, which usually happens automatically within a few seconds.
Yes, the system supports HD audio codecs including G.722. This is configured on the M500 base station under the SIP account settings, not on the M58 handset itself. Ensure your VoIP provider or PBX is also configured to prioritize the G.722 codec for the extension assigned to this handset. If the call still uses a narrowband codec, the remote party’s device may not support wideband audio.
First, check if your VoIP provider sends a name with the call; many only send the number. If they do, verify that the base station's SIP account is configured to accept 'Caller ID Name' from the network. You can also add the number to the handset's private directory, which will display the stored name for matching incoming numbers.
The M58 has an antibacterial plastic housing and an IP67 rating, meaning it can be wiped down with a soft cloth lightly moistened with common alcohol-based disinfectants. Avoid spraying any liquid directly onto the speaker grille or microphone openings, and never submerge the phone in cleaning solution despite the IP67 rating, as that tests fresh water immersion, not chemical exposure.
This requires configuration on the M500 base station. In the web interface, assign the same SIP account to multiple handsets. For a shared line where you can see the line state and pick up a call on hold, you must configure the key as a 'Shared Line' on each handset that needs access to it. The system supports up to 16 devices for this shared call functionality.
IP Phones

Snom M58 DECT Desk Phone

The Snom M58 Desk Phone features a 5” color LCD display, 24 self-labeling programmable keys with audio quality fine-tuned for maximum voice clarity and background noise reduction. Key features include: • Large 2.4” (240 x 320) color LCD • 6 backlit dual-color LED programmable keys • HD audio support • Up to 19 hours of talk time • Integrated Bluetooth • DECT 6.0 technology • Long stand-by time • Antibacterial plastic and IP67 rugged design Additional information: • Weight: 3 lb • Dimensions: 10 × 10 × 8 in • Requires Snom M500 Pro Base Station Programmable keys include: • Line key • KeyLine • Speed dial • Busy phone monitoring • Paging zones • Directory • Additional functions in current and future software Shared calls are visible and can be managed on all devices (up to 16), with features such as barge-in, shared directory, private directory, caller identification, redial, call waiting, auto-answer, and more. Other notable features include: • Barge-in • Shared central directories: LDAP, remote XML • Private directory with up to 200 entries • Caller identification (CLIP) • Redial • Call waiting • Auto-answer (SIP and cradle pickup) • Call lists (all calls, missed, received, dial calls) • Hold (private or shared) • Blind and attended transfer • Call forwarding • 3-way conference • Missed call notification • MWI – Voice message waiting indicator

About This Product

The Snom M58 is a cordless desk phone built for environments where durability and hygiene are as important as call quality. It is a natural fit for healthcare settings, industrial workshops, and food-service operations, thanks to its antibacterial housing and IP67-rated resistance to dust and water. For a Canadian small business, it bridges the gap between a stationary desk phone and a more fragile consumer handset, giving staff mobility within a defined area without sacrificing the advanced call-handling features of a wired SIP phone. It does not operate independently; it requires a Snom M500 Pro base station, which should be factored into any deployment plan.

In a busy Toronto medical office or dental practice, the M58 offers practical advantages beyond voice clarity. The sealed body can withstand frequent cleaning with aggressive disinfectants, and the rugged design is forgiving of bumps and drops. The programmable keys, while fewer in number than on a full-size attendant console, are sufficient for monitoring critical lines, speed-dialing frequently called colleagues, or accessing a paging zone. The integrated Bluetooth allows a supervisor to use a wireless headset while roaming between treatment rooms, keeping hands free for other tasks.

Potential buyers should understand the limits of this device. With only six physical keys, it is not a replacement for a receptionist’s multi-line console; users who need to manage a large volume of simultaneous calls may find the key count restrictive. The 19-hour talk time is strong for a single shift, but the phone still needs to be returned to its charging cradle, as it does not use disposable batteries. Its reliance on the proprietary Snom M500 base station means it cannot be paired with a generic DECT system already on site.

For a Canadian deployment, the M58 is well-suited to small teams in a single location, such as a veterinary clinic in the GTA or a boutique hotel front desk. It is overkill for a purely remote worker who never moves from a home office, where a softphone or basic USB headset would suffice. Conversely, a large warehouse spanning multiple floors might find the range of a single base station limiting, requiring careful planning for multi-cell coverage.
Services We Provide
  • Professional Installation & Configuration
  • Ongoing Maintenance & Support
  • Troubleshooting & Repairs
  • System Upgrades & Updates