Produk Selesaiview
The 3M WorkTunes Connect + AM/FM Wireless Hearing Protector is designed to provide hearing protection while allowing you to enjoy audio entertainment. It features Bluetooth wireless technology for streaming and calls, and excellent AM/FM radio performance. With a 26 dB Noise Reduction Rating (NRR), it helps safeguard your hearing in noisy environments. The headset is built for durability, being water and sweat resistant, and offers comfortable wear with conformable ear cushions and a vented headband.

Figure 1: 3M WorkTunes Connect + AM/FM Wireless Hearing Protector headset and packaging.
Ciri-ciri Utama
- Radio AM/FM: Enjoy excellent AM/FM radio performance with three equalizer setting options.
- Perlindungan Pendengaran: Provides hearing protection with a 26 dB Noise Reduction Rating (NRR).
- Teknologi Bluetooth: Stay entertained on the job with Bluetooth wireless technology for streaming music, podcasts, and audiobooks.
- Safe Volume Control/Limiter: Self-adjusts to help ensure listening at a safe volume throughout the day.
- Tahan Air: Designed for durability with water and sweat resistance.
- Sumber Kuasa: Runs on two AA batteries or an optional Alpha 1100 lithium-ion rechargeable battery.
- Audio-Assist Technology: Features Audio Assistance Technology for operational set-up and guidance.
- Mikrofon Bersepadu: Allows you to take calls without removing the headset.
- Vented Headband: Designed for comfort and compatibility with baseball caps.
Maklumat Keselamatan
Always read and understand all instructions before using this product. Improper fit of this device will reduce its effectiveness. Ensure proper fit and seal for optimal hearing protection.
- Perlindungan Pendengaran: This device provides a 26 dB Noise Reduction Rating (NRR). Prolonged exposure to noise over 85 dB can cause hearing damage.
- Keselamatan Bateri: Use only specified AA batteries or the optional Alpha 1100 lithium-ion rechargeable battery. Do not mix old and new batteries. Do not dispose of batteries in fire.
- Pembersihan: Clean the headset with a damp kain. Jangan rendam dalam air.
- Storan: Simpan di tempat yang sejuk dan kering jauh dari cahaya matahari langsung.

Figure 2: Chart illustrating common sound decibel levels and the risk of hearing damage above 85 dB.
Persediaan
Pemasangan Bateri
- Cari petak bateri pada salah satu penutup telinga.
- Buka penutup petak bateri.
- Insert two (2) AA batteries, ensuring correct polarity (+/-). Alternatively, insert the optional Alpha 1100 lithium-ion rechargeable battery.
- Tutup penutup petak bateri dengan selamat.

Figure 3: Illustration of battery installation in the earcup.
Initial Fit and Adjustment
- Extend the headband sliders to their maximum length.
- Place the earcups over your ears, ensuring they fully cover your outer ears.
- Adjust the headband by sliding the earcups up or down until a comfortable and snug fit is achieved. The ear cushions should create a tight seal around your ears.
- The vented headband is designed for comfort and compatibility with headwear like baseball caps.

Figure 4: Proper fit and adjustment of the headset, highlighting the vented headband.
Arahan Operasi
Hidupkan/Mati Kuasa
Press and hold the Power button (usually located on the right earcup) until you hear an audible prompt indicating "Powering On" or "Powering Off."
Berpasangan Bluetooth
- Pastikan alat dengar dihidupkan.
- Aktifkan Bluetooth pada peranti mudah alih anda.
- The headset will automatically enter pairing mode or you may need to press and hold the Bluetooth button. Look for "3M WorkTunes Connect" in your device's Bluetooth list.
- Select the headset to pair. An audible confirmation will indicate successful pairing.

Figure 5: Bluetooth wireless technology allows streaming music and taking calls.
Operasi Radio AM/FM
- Press the FM/AM button to switch between radio modes.
- Use the Tune Up/Down buttons to scan for stations.
- Save favorite stations using the preset functions (refer to Audio-Assist guidance for specific steps).

Figure 6: Enjoy excellent AM/FM radio performance with multiple equalizer options.
Kawalan Kelantangan
Adjust the volume using the dedicated volume controls on the earcup. The headset features a safe volume control/limiter that self-adjusts to help ensure you're listening at a safe volume throughout the day.

Figure 7: The Safe Volume Control/Limiter feature helps maintain safe listening levels.
Membuat dan Menerima Panggilan
With the integrated microphone, you can make or take phone calls without removing your headset or reaching for your phone. Press the Call button to answer or end a call.

Figure 8: The integrated microphone allows hands-free calling.
Penyelenggaraan
Pembersihan
- Lap bahagian luar alat dengar dengan lembut, damp kain.
- Jangan gunakan pembersih atau pelarut yang melelas.
- Ensure no liquid enters the earcup openings.
Penyimpanan
- When not in use, store the headset in a clean, dry environment.
- Elakkan suhu yang melampau dan cahaya matahari langsung.
- Remove AA batteries if storing for extended periods to prevent leakage.
Earcup Replacement
Earcup cushions may need periodic replacement to maintain optimal performance and hygiene. Refer to 3M's official website or authorized dealers for replacement parts and instructions.
Menyelesaikan masalah
| Masalah | Kemungkinan Punca | Penyelesaian |
|---|---|---|
| No power/Headset won't turn on. | Bateri mati atau tidak dipasang dengan betul. | Check battery polarity. Replace with fresh AA batteries or ensure rechargeable battery is charged. |
| Tidak boleh berpasangan dengan peranti Bluetooth. | Headset not in pairing mode; device too far; interference. | Ensure headset is in pairing mode. Move device closer. Turn off other Bluetooth devices. Try re-pairing. |
| Penerimaan radio yang lemah. | Weak signal; antenna position. | Adjust the antenna for better reception. Move to an area with stronger signal. |
| Low or distorted audio. | Volume too low; poor connection; damaged audio source. | Increase headset and device volume. Reconnect Bluetooth. Test with a different audio source. |
| Headset uncomfortable or loose. | Improper adjustment. | Adjust headband sliders for a snug and comfortable fit, ensuring earcups seal around ears. |
Spesifikasi
| Ciri | Perincian |
|---|---|
| Nombor Model | 90572-DC |
| Penilaian Pengurangan Bunyi (NRR) | 26 dB |
| Ketersambungan | Bluetooth Wireless Technology, AM/FM Radio |
| Sumber Kuasa | 2 x AA Batteries (not included) or optional Alpha 1100 Lithium-Ion Rechargeable Battery |
| Berat badan | 13.6 auns |
| Dimensi Produk | 3.98 x 6.97 x 9.57 inci |
| warna | Hitam |
| Pengeluar | 3M Safety |
Waranti dan Sokongan
For warranty information, technical support, or to purchase replacement parts and accessories, please visit the official 3M Safety website or contact 3M customer service. Keep your purchase receipt as proof of purchase for warranty claims.
Sokongan dalam talian: www.3m.com/safety
Perkhidmatan Pelanggan: Refer to the contact information provided on the product packaging or the 3M Safety webtapak untuk sokongan serantau.