{ "@context": "https://schema.org", "@type": "ItemList", "name": "AT&T 4000 series", "description": " The AT&T 4000 Series cordless phones have been a staple in home and business communication due to their reliability and advanced features. If you own one of these devices, understanding its capabilities and knowing the options for battery replacement is crucial to maintaining optimal performance. In this article, we will dive into the specifics of the AT&T 4000 Series, highlighting its features, benefits, and performance, as well as providing information about compatible replacement batteries. Features of the AT&T 4000 Series The AT&T 4000 Series cordless phones are designed to deliver an exceptional communication experience. Here are some key features that set this series apart: Long-Range Coverage: The AT&T 4000 Series offers superior range, allowing users to make and receive calls far from the base station without losing clarity. Clear Sound Quality: Equipped with DECT 6.0 technology, these phones provide crystal-clear audio, free from interference often caused by other wireless devices. Expandable System: Easily expand your phone system by adding up to 12 handsets, making it perfect for home and small office use. Caller ID and Call Waiting: Stay informed about incoming calls with built-in caller ID and call waiting functionalities. Hands-Free Operation: Featuring a high-quality speakerphone, the AT&T 4000 Series allows for hands-free operation, ideal for multitasking. Built-In Digital Answering System: Never miss a message with an integrated digital answering machine capable of storing up to 22 minutes of audio. Energy-Efficient: Eco-mode power conserves battery life and reduces energy consumption when the phone is close to the base. Benefits of Using the AT&T 4000 Series The numerous benefits offered by the AT&T 4000 Series make it a top choice for many users. Here are some of the main advantages: Reliability: Known for its dependability, the AT&T 4000 Series ensures you stay connected without dropped calls. Convenience: With features like caller ID, call waiting, and hands-free operation, these phones offer convenience and ease of use. Scalability: Expand the system effortlessly by adding additional handsets as your communication needs grow. Performance: DECT 6.0 technology guarantees better sound quality and longer reach compared to older cordless phone models. Energy Savings: The eco-mode not only extends battery life but also reduces energy usage, making it an environmentally friendly choice. Performance of the AT&T 4000 Series Performance is a critical aspect of any communication device, and the AT&T 4000 Series excels in this area. Users can expect: Consistent Call Quality: High-definition sound ensures every conversation is clear and uninterrupted. Impressive Range: Move freely around your home or office without losing the connection to the base unit. Reliable Battery Life: Talk time of up to 7 hours and standby time of up to 5 days on a single charge, ensuring you stay connected longer. Battery Replacement for the AT&T 4000 Series Over time, batteries degrade and lose capacity, which can affect the performance of your AT&T 4000 Series phone. Choosing the right replacement battery is crucial to maintain its optimal functionality. The Techtek compatible battery (model CS-P303CL) is designed specifically for the AT&T 4000 Series, ensuring a perfect fit and reliable performance. Compatibility Information The Techtek compatible battery is a high-quality replacement for your AT&T 4000 Series cordless phone. This battery belongs in the Cordless Phone Battery category and is compatible with the following original battery types: 4501 Features of Techtek Compatible Battery The Techtek battery offers several features that make it an ideal replacement for your AT&T 4000 Series phone: High Capacity: With a capacity of 700mAh, the battery ensures long periods of talk and standby time. Reliable Performance: Engineered to meet or exceed OEM specifications, the battery provides consistent performance. Safety: Built-in protection against overcharging, overheating, and short-circuiting guarantees safe use. Easy Installation: Designed for easy installation, this battery requires no special tools or expertise. Conclusion The AT&T 4000 Series cordless phones are a reliable and feature-rich choice for anyone seeking superior communication performance. With its expandable system, clear sound quality, and energy efficiency, these phones meet a wide range of needs for home and office use. When it's time to replace the battery, the Techtek compatible battery is an excellent choice, offering high capacity, safety, and reliability. Keep your AT&T 4000 Series phone performing at its best with the right replacement battery from Techtek. ", "itemListElement": [ { "@type": "Product", "position": 1, "name": "Compatible battery replacement for AT&T 30AAK3BMJ,3N270AA,40AAK3BMJ,4501,60AAH3BMJ...", "image": "/image/cache/data/downloaded3/CS-P3/03/CS-P303CL-1-228x228.jpg", "brand": { "@type": "Brand", "name": "AT&T" }, "offers": { "@type": "Offer", "price": "9.16", "priceCurrency": "EUR", "availability": "https://schema.org/InStock" } } ] }